Gabriel Frahm

Helmut Schmidt University

Prof. Dr.

Holstenhofweg 85

Hamburg, 22008

Germany

http://www.hsu-hh.de/stochastik/

SCHOLARLY PAPERS

11

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SSRN CITATIONS
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3

CROSSREF CITATIONS

11

Scholarly Papers (11)

1.

A General Approach to Bayesian Portfolio Optimization

Mathematical Methods of Operations Research 70, 337–356 (2009)
Number of pages: 26 Posted: 25 Sep 2008 Last Revised: 18 Jun 2012
Alexander Bade, Gabriel Frahm and Uwe Jaekel
University of Cologne, Helmut Schmidt University and University of Applied Sciences Koblenz
Downloads 591 (71,737)
Citation 1

Abstract:

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Bayesian portfolio optimization, Gordin's condition, Markov chain Monte Carlo, Stylized facts

2.

Tyler's M-Estimator, Random Matrix Theory, and Generalized Elliptical Distributions with Applications to Finance

Number of pages: 26 Posted: 21 Oct 2008
Gabriel Frahm and Uwe Jaekel
Helmut Schmidt University and University of Applied Sciences Koblenz
Downloads 379 (121,923)
Citation 10

Abstract:

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Eigenspectrum, Eigenvalue, Financial data, Generalized elliptical distribution, Heavy tail, Marcenko-Pastur law, Principal components analysis, Random matrix theory, Spectral density, stylized facts, Tail dependence, Tail index, Tyler's M-estimator

3.

A Theoretical Foundation of Portfolio Resampling

Theory and Decision, DOI: 10.1007/s11238-014-9453-0
Number of pages: 30 Posted: 27 Jun 2012 Last Revised: 21 Jul 2014
Gabriel Frahm
Helmut Schmidt University
Downloads 280 (168,716)

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Asset allocation, Mean-variance analysis, Noise trader, Out-of-sample performance, Portfolio resampling, Resampled efficiency, Signal trader

4.

Linear Statistical Inference for Global and Local Minimum Variance Portfolios

Statistical Papers 51, 789-812 (2008)
Number of pages: 23 Posted: 26 Sep 2008 Last Revised: 18 Jun 2012
Gabriel Frahm
Helmut Schmidt University
Downloads 180 (256,133)
Citation 1

Abstract:

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Estimation risk, Linear regression theory, Markowitz portfolio, Minimum variance portfolio, Portfolio optimization, Top down investment.

5.

A Solution to Ellsberg's Paradox

Number of pages: 7 Posted: 29 Jan 2018
Gabriel Frahm
Helmut Schmidt University
Downloads 157 (287,592)

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Ambiguity, Ellsberg's Paradox, Risk, Sure-thing Principle, Uncertainty

6.

An Analytical Investigation of Estimators for Expected Asset Returns from the Perspective of Optimal Asset Allocation

Number of pages: 24 Posted: 04 Mar 2010 Last Revised: 09 Mar 2010
Gabriel Frahm
Helmut Schmidt University
Downloads 157 (287,592)

Abstract:

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Asset Allocation, Bayes-Stein Estimator, CAPM Estimator, James-Stein Estimator, Minimum-Variance Estimator, Naive Diversification, Out-of-Sample Performance, Risk Function, Shrinkage Estimation

7.

Pricing and Valuation under the Real-World Measure

Number of pages: 40 Posted: 11 Dec 2014 Last Revised: 21 Feb 2018
Gabriel Frahm
Helmut Schmidt University
Downloads 122 (350,269)
Citation 2

Abstract:

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Arbitrage, complete market, complex market, efficient market, enlargement of filtrations, Fundamental Theorem of Asset Pricing, growth-optimal portfolio, immersion, numéraire portfolio, pricing, sensitive market, valuation.

8.

Arbitrage Pricing Theory in Ergodic Markets

Number of pages: 22 Posted: 31 Oct 2017 Last Revised: 09 Nov 2017
Gabriel Frahm
Helmut Schmidt University
Downloads 117 (360,904)

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beta; common risk; ergodicity; expected return; factor model; idiosyncratic risk

9.

Dominating Estimators for the Global Minimum Variance Portfolio

Bundesbank Series 2 Discussion Paper No. 2009,01
Number of pages: 44 Posted: 08 Jun 2016
Gabriel Frahm and Christoph Memmel
Helmut Schmidt University and Deutsche Bundesbank
Downloads 94 (419,181)

Abstract:

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Covariance matrix estimation, global minimum variance portfolio, James-Stein estimation, naive diversification, shrinkage estimator

10.

The Fundamental Theorems of Asset Pricing and the Closed-End Fund Puzzle

Posted: 31 Oct 2017
Helmut Schmidt University, Helmut-Schmidt-Universität, Fakultät für Wirtschafts- und Sozialwissenschaften and University of Rostock - Department of Economics

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Admissibility, Closed-End Fund Puzzle, discount, Fundamental Theorem of Asset Pricing, maximal strategy, net asset value, no arbitrage, premium.

11.

Dominating Estimators for Minimum-Variance Portfolios

Journal of Econometrics, Vol. 159, pp. 289-302, 2010
Posted: 20 Oct 2010
Gabriel Frahm and Christoph Memmel
Helmut Schmidt University and Deutsche Bundesbank

Abstract:

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Covariance Matrix Estimation, Minimum-Variance Portfolio, Stein Estimation, Naive Diversification, Shrinkage Estimator